Leadership
Our Executive and Directors Team are experienced professionals who lead with care and compassion.
Leadership
Introduction
Meet Our Executive Team
Jason Vanderscoff | LADC
CEO | Chairman of the Board
Martin Beck
President | Chief Financial Officer
Martin’s professional life has been spent as an investment banker and investor in the industrial, business services and healthcare sectors.
Sarah Roy | MBA
Executive Vice President
Now, as Vice President, Sarah’s focus has broadened to include overseeing cross-departmental collaboration, mentoring leadership teams, and fostering a culture of innovation and growth throughout the organization. Her data-driven approach to decision-making and unwavering commitment to NorthStar’s mission, vision, and values continue to guide her work in shaping a thriving and supportive environment for staff and clients alike.
John McGinnis | LADC
Chief Mission Officer
Throughout his career, John has held a variety of clinical and leadership roles supporting adolescents and adults at NorthStar Regional, Five Stars Recovery, and other Minnesota-based organizations. He is widely recognized as a driving force behind the quality of client care and the overall treatment experience, with a strong commitment to helping individuals and families move forward in recovery. In his role as Chief Mission Officer, John continues to champion excellence, consistency, and client-centered care across NorthStar Regional’s full continuum of services.
Amy VanHouten | ADC-T
Chief of Operations
Now serving as Chief of Operations, Amy leads NorthStar Regional’s facilities and programs with the same excellence and consistency that have defined her career. She is recognized for her exceptional organizational skills, ability to support and guide teams, and strong knowledge of DHS policies and procedures. A driving force behind NSR’s mission, Amy is committed to creating environments where clients and staff can thrive—ensuring compassionate, high-quality care remains at the center of everything we do.
Annette Pearson | MS, LADC, CBIS
Chief of Programs & Services
Annette has worked in the field of behavioral health care for 32 years, with 25 of those being specific to SUD. Starting her career as a tech, Annette went on to achieve a B.S. in Psychology and Master’s in Guidance & Counseling while she continued to accumulate greater responsibilities and director roles within various other organizations in the field of SUD and Mental Health. Adding in her role as a DHS licensing peer reviewer, certification as a Brain Injury Specialist, extensive conferencing lecturing experience, service on the MARRCH education committee, and so much more!
Bringing passion to her role. Annette’s focus revolves around improving client care with evidence-based practices and cutting edge treatment modalities while training, supporting, and educating counselors and staff entrusted under her supervision.
Riko Armstrong
Chief Compliance Officer
Jackie Kerkow-Dohmen | MSW, LICSW
Vice President of Mental Health
At NSR, Jacki has been a dedicated leader, supporting both clients and clinicians with compassion and expertise. In her new role, she will continue expanding NSR’s mental health programs while mentoring staff and ensuring that clients receive the highest quality of care.
Justin Michaud
Vice President of Revenue Cycle
Jeanine Jackson
Vice President of Human Resources
Jeanine has collaborated with the University of Chicago Chapin Hall in Washington DC on a national strategy to end homelessness, and was a presenter at the National Alliance to End Homelessness 2021. She has presented her research, taught, and designed coursework in many other capacities. She is an enrolled member of Lac Du Flambeau Band of Lake Superior Chippewa Indians her tribes are Ojibwe (enrolled), Potawatomi, and Cree descendent.
Introduction
Meet Our Director Team
Madilyn Myers | MA, LPCC, LADC
Treatment Director, Men’s Riverwood Campus
A Licensed Professional Clinical Counselor (LPCC) and Licensed Alcohol and Drug Counselor (LADC), Madilyn has more than six years of experience supporting individuals through the challenges of mental health and addiction. She is passionate about helping clients build insight into the connection between mental health and substance use, while encouraging resilience, strength, and motivation for lasting recovery.
Madilyn earned her undergraduate degree in psychology and communications from the University of South Dakota, followed by a master’s degree in clinical mental health counseling. She remains dedicated to client-centered care, ensuring every individual feels supported, understood, and empowered on their recovery journey.
Tanya Mittelstaedt | LADC
Clinical Director, WRTC
Tanya earned her LADC following an 880-hour internship at Hazelden in Plymouth, where she worked closely with adolescent girls. She graduated from Metropolitan State University in May of 2019. With nearly a decade of personal recovery experience—celebrating 10 years of sobriety in September 2025—Tanya offers a perspective that is deeply empathetic and grounded in real-world understanding.
She is known for her transparent and direct communication style, as well as her genuine commitment to the women she serves. Tanya often reflects that while not every client may find recovery immediately, “we’re planting seeds.” Her leadership reflects a commitment to both accountability and hope. Outside of work, she enjoys time at the beach—especially if it’s part of a Disney Cruise. She also enjoys fishing and spending time with her husband and 14-year-old daughter and other family at her cabin up north.
Kathryn Harvey | LADC
Clinical Director, Sugar Creek Campus
A graduate of Minnesota State University, Mankato, Kathryn earned her B.S. in Alcohol and Drug Studies and has since excelled in various counseling roles. Her two years at NorthStar Regional’s Shakopee Men’s Residential facility have been marked by her unwavering commitment to excellence and compassionate care.
Kathryn believes in fostering a healthy work-life balance and enjoys collaborating with her team to provide leadership and support. Her passion for addiction recovery and her drive to inspire others make her an invaluable part of the NorthStar Regional community.